题文
心算．
2.3+2.2= 5.62﹣2.02= 0.25+1.8=
9.5﹣1.3= 1.3﹣0.8= 3.5﹣0.5=
1.95÷3.05= 2.3+1.6= 5.31﹣2.01=
心算．
2.3+2.2= 5.62﹣2.02= 0.25+1.8=
9.5﹣1.3= 1.3﹣0.8= 3.5﹣0.5=
1.95÷3.05= 2.3+1.6= 5.31﹣2.01=
试题篮
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